/**
 * 用户输入内容验证类
 */
/**
 * @param {string} path
 * @returns {Boolean}
 */
export function isExternal(path) {
	return /^(https?:|mailto:|tel:)/.test(path)
}
// 是否为空
export const isEmpty = (str) => {
	return str.trim() == ''
}

/**
 * 匹配phone
 */
export const isPhone = (str) => {
	const reg = /^((0\d{2,3}-\d{7,8})|(1[3456789]\d{9}))$/
	return reg.test(str)
}

/**
 * 匹配phone
 */
export const isMobile = (str) => {
	const reg = /^(1[3456789]\d{9})$/
	return reg.test(str)
}

/**
 * 匹配Email地址
 */
export const isEmail = (str) => {
	if (str == null || str == "") return false
	var result = str.match(/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/)
	if (result == null) return false
	return true
}

/**
 * 判断数值类型，包括整数和浮点数
 */
export const isNumber = (str) => {
	if (isDouble(str) || isInteger(str)) return true
	return false
}

/**
 * 判断是否为正整数(只能输入数字[0-9])
 */
export const isPositiveInteger = (str) => {
	return /(^[0-9]\d*$)/.test(str)
}

/**
 * 匹配integer
 */
export const isInteger = (str) => {
	if (str == null || str == "") return false
	var result = str.match(/^[-\+]?\d+$/)
	if (result == null) return false
	return true
}

/**
 * 匹配double或float
 */
export const isDouble = (str) => {
	if (str == null || str == "") return false
	var result = str.match(/^[-\+]?\d+(\.\d+)?$/)
	if (result == null) return false
	return true
}
//身份证号严格校验
export const identityIDCard = (code) => {
	//身份证号前两位代表区域
	var city = {
		11: "北京",
		12: "天津",
		13: "河北",
		14: "山西",
		15: "内蒙古",
		21: "辽宁",
		22: "吉林",
		23: "黑龙江 ",
		31: "上海",
		32: "江苏",
		33: "浙江",
		34: "安徽",
		35: "福建",
		36: "江西",
		37: "山东",
		41: "河南",
		42: "湖北 ",
		43: "湖南",
		44: "广东",
		45: "广西",
		46: "海南",
		50: "重庆",
		51: "四川",
		52: "贵州",
		53: "云南",
		54: "西藏 ",
		61: "陕西",
		62: "甘肃",
		63: "青海",
		64: "宁夏",
		65: "新疆",
		71: "台湾",
		81: "香港",
		82: "澳门",
		91: "国外 "
	};
	//身份证格式正则表达式
	var idCardReg = /^[1-9]\d{5}(18|19|([23]\d))\d{2}((0[1-9])|(10|11|12))(([0-2][1-9])|10|20|30|31)\d{3}[0-9Xx]$/;
	var errorMsg = ""; //错误提示信息
	var isPass = true; //身份证验证是否通过（true通过、false未通过）

	//如果身份证不满足格式正则表达式
	if (!idCardReg.test(code)) {
		errorMsg = "身份证格式有误！";
		isPass = false;
	}

	//区域数组中不包含需验证的身份证前两位
	else if (!city[code.substr(0, 2)]) {
		errorMsg = "身份证地址编码有误！";
		isPass = false;
	} else {
		//18位身份证需要验证最后一位校验位
		if (code.length == 18) {
			code = code.split('');
			//∑(ai×Wi)(mod 11)
			//加权因子
			var factor = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2];
			//校验位
			var parity = [1, 0, 'X', 9, 8, 7, 6, 5, 4, 3, 2];
			var sum = 0;
			var ai = 0;
			var wi = 0;
			for (var i = 0; i < 17; i++) {
				ai = code[i];
				wi = factor[i];
				sum += ai * wi;
			}
			var last = parity[sum % 11];
			if (parity[sum % 11] != code[17]) {
				errorMsg = "身份证号不存在！";
				isPass = false;
			}
		}
	}
	var returnParam = {
		'errorMsg': errorMsg,
		'isPass': isPass
	}
	return returnParam;
}